Material:Metal Color: as shown in pic Feature: New 6 pins super racing performance CDI + Ignition Coil + for spark plug for Gy6 50cc 125cc 150cc Scooter This is a AC fired CDI. NOTE: CDI will not work for Hond a for TRX 125 1987 1988 AND MORE Plug and for Play installation makes installation a breeze If your CDI has the same plug, this will work for you High tension performance racing ignition coil for 50cc QMB139 and 150cc/125cc GY6 engine based scooters, ATVs, Go Karts, Mopeds. How to make sure AC fired or for DC fired CDI box : 1. In the GY6 6-plug set-up, you have AC if you have 3-wires going into the 4-plug side and you have 2-wires going into the 2-plug side. On the other hand, you have for DC if you have the larger CDI box, 3 or 4 wires going into the 4-plug side and only 1 wire going into the 2-plug side. 2. In general, the for DC CDI's tend to be larger in size than the AC ones.For example ,the common AC fired CDI box is length 65 x width 36 x height 22 mm or length 58 x width 33 x height 22 mm ,but common for DC fired CDI box is larger than AC fired cdi box in size ,suze as length 75 x width 42 x height 24 mm or length 96 x width 55 x height 24 mm .Certainly this size is only for your common original CDI Box reference,don'for t include the racing cdi box size ,please note. 3. Another test is if the headlights turn on without the engine running, (with just the for key on), it is a for DC system. In the AC system the headlight requires the engine to be running. Another indication is, if the engine will only run with a battery it is for DC. If it will run without a battery, it is a AC system. Please check wheather you need the AC fired CDI or for DC fired CDI for your scooter before you order,. Quantity:1Set Note: Due to the difference between different monitors, the picture may not reflect the actual colorof the item.